This plastic strip (6 x 85 mm) has four different indicator dyes that are colour-fixed and non bleeding so test samples are not contaminated during measurements. Gradations are 1.0 pH for 0.0 to 14.0 pH range and 0.2 to 0.5 for the rest.
Canadawide Scientific est une entreprise canadienne détenue à 100 % qui dessert les communautés scientifiques et industrielles partout au Canada depuis 1976.